House of the Dragon Season 3 comes out on Sunday nights , with new episodes airing weekly; the season premiered on June 21, 2026 , and the next episode is on June 28, 2026.

Release timing

  • New episodes air on HBO and HBO Max at 9 p.m. ET on Sundays.
  • The season runs for 8 episodes total.
  • The full weekly schedule currently listed is:
    • June 21, 2026.
    • June 28, 2026.
    • July 5, 2026.
    • July 12, 2026.
    • July 19, 2026.
    • July 26, 2026.
    • August 2, 2026.
    • August 9, 2026.

Quick answer

If you mean the day of the week, it’s Sunday.